Flow price: --
134be66e9eb4243f20637ba481143c099e2fcc7a152fb3eba2396bd6c0240fd1

Transaction

Hash: 134be66e9eb4243f20637ba481143c099e2fcc7a152fb3eba2396bd6c0240fd1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 134be66e9eb4243f20637ba481143c099e2fcc7a152fb3eba2396bd6c0240fd1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
134be66e9eb4243f20637ba481143c099e2fcc7a152fb3eba2396bd6c0240fd1
Status:
ERROR
Block height:
39860105
Block id:
8573b3292d5fed2b450b7c8458a14f0dbe5fe5b1e97a2f59a4544c5781abd2f7
Timestamp:
Friday 28 October 2022 at 09:50:57 UTC
()
Proposer:
Authorizers:
Gas used:
46